docs: def _get_checks(self, checkclass, skip_checks):
          """
          Helper method to retreive check methods from a Checker class.  Excludes
          any checks in `skip_checks`.
  
          The name of the methods in the Checker class should start with "check_" for this
          method to find them.
          """
          meths = inspect.getmembers(checkclass, inspect.ismethod)
          # return all check methods not among the skipped checks
          returned_checks = []
          for fn_name, fn_obj in meths:
              if (fn_name.startswith("check_") and
                  skip_checks[fn_name] != BaseCheck.HIGH):
                  returned_checks.append((fn_obj, skip_checks[fn_name]))
  
          return returned_checks